402221444122204 has 12 divisors (see below), whose sum is σ = 804442888244464. Its totient is φ = 172380618909504.

The previous prime is 402221444122129. The next prime is 402221444122229.

402221444122204 is nontrivially palindromic in base 10.

402221444122204 is an admirable number.

It is a super-2 number, since 2×402221444122204² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 402221444122204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7182525787869 + ... + 7182525787924.

Almost surely, 2^{402221444122204} is an apocalyptic number.

It is an amenable number.

402221444122204 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

402221444122204 is a wasteful number, since it uses less digits than its factorization.

402221444122204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14365051575804 (or 14365051575802 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 34.

The spelling of 402221444122204 in words is "four hundred two trillion, two hundred twenty-one billion, four hundred forty-four million, one hundred twenty-two thousand, two hundred four".